Headphones



FIG. 1 is a top perspective view showing our new design for headphones,

FIG. 2 is a front view thereof,

FIG. 3 is a rear view thereof,

FIG. 4 is a left side view thereof,

FIG. 5 is a right side view thereof,

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines in the drawings depict portions of the headphones that form no part of the claimed design. 

CLAIM The ornamental design for headphones, as shown and described. 